30925328

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3889}}^1$

素因数の和:3975

約数の個数: 40

約数和(自身を含む): 69459840

約数和(自身を除く): 38534512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3889, 3976, 7778, 7952, 15556, 27223, 31112, 54446, 62224, 108892, 217784, 276119, 435568, 552238, 1104476, 1932833, 2208952, 3865666, 4417904, 7731332, 15462664, 30925328]

約数ペア:

[(1, 30925328), (2, 15462664), (4, 7731332), (7, 4417904), (8, 3865666), (14, 2208952), (16, 1932833), (28, 1104476), (56, 552238), (71, 435568), (112, 276119), (142, 217784), (284, 108892), (497, 62224), (568, 54446), (994, 31112), (1136, 27223), (1988, 15556), (3889, 7952), (3976, 7778)]